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si·no·atri·al .sī-nō-'ā-trē-əl also si·nu·atri·al .sī-n(y)ü- adj of, involving, or being the sinoatrial node <\sinoatrial block>

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si·no·atri·al (si″no-aґtre-əl) pertaining to the sinus venosus (sinus of venae cavae) and the atrium of the heart; called also sinuatrial.

Medical dictionary. 2011.

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Look at other dictionaries:

  • sinoatrial — Véase sinoauricular. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 …   Diccionario médico

  • sinoatrial — si·no·a·tri·al (sī nō āʹtrē əl) adj. Of or relating to the sinoatrial node: a sinoatrial heart block.   [sinus + atrial.] * * * …   Universalium

  • sinoatrial — adjective Etymology: New Latin sinus + atrium Date: 1913 of, involving, or being the sinus node < sinoatrial block > …   New Collegiate Dictionary

  • Sinoatrial arrest — or sinus arrest is a medical condition wherin the sinoatrial node of the heart transiently ceases to generate the electrical impulses that normally stimulate the myocardial tissues to contract and thus the heart to beat. Since the heart contains… …   Wikipedia

  • sinoatrial block — sinoatrial exit block a disturbance in which the atrial response is delayed or omitted because of partial or complete interference with the propagation of impulses from the sinoatrial node to the atria …   Medical dictionary

  • sinoatrial node — [sī΄nōô rik′yə lərsī΄nō ā′trē əl] n. PACEMAKER (sense 2a): sometimes called sinoauricular node [sī΄nōô rik′yə lər] …   English World dictionary

  • Sinoatrial node — Infobox Anatomy Name = Sinoatrial or (el) node Latin = nodus sinuatrialis GraySubject = GrayPage = Caption = Interior of right side of heart. (SA node not labeled, but region visible at left, near crista terminalis. Caption2 = Schematic… …   Wikipedia

  • Sinoatrial block — Infobox Disease Name = PAGENAME Caption = DiseasesDB = ICD10 = ICD10|I|45|5|i|30 ICD9 = ICD9|426.6 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D012848 A sinoatrial block is a type of heart block which involves an… …   Wikipedia

  • Sinoatrial node — The sinoatrial node (the SA node) is one of the major elements in the cardiac conduction system, the system that controls the heart rate. This stunningly designed system generates electrical impulses and conducts them throughout the muscle of the …   Medical dictionary

  • sinoatrial — adjective Relating to the venous sinus and the right atrium of the heart …   Wiktionary

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